/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.hop.concurrency;

import java.util.concurrent.Callable;
import java.util.concurrent.atomic.AtomicBoolean;

/**
 * A convenient class to derive from as it takes care of handling crashes during execution of
 * callable
 */
abstract class StopOnErrorCallable<T> implements Callable<T> {

  final AtomicBoolean condition;

  StopOnErrorCallable(AtomicBoolean condition) {
    this.condition = condition;
  }

  @Override
  public T call() throws Exception {
    try {
      return doCall();
    } catch (Exception e) {
      condition.set(false);
      throw e;
    }
  }

  abstract T doCall() throws Exception;
}
